package com.dy.design_pattern_study.iterator_patern.dome1;

/**
 * @CreateBy zhangdingyi
 * @Date 2023-04-14
 * @Content 迭代器抽象类
 */
public abstract class Iterator {
    public abstract Object first();
    public abstract Object next();
    public abstract boolean isDone();
    public abstract Object currentItem();
}
